script: Force the flynn binary symlink
script: Force the flynn binary symlink

This suppresses a "File exists" error when running the install script
multiple times.

Signed-off-by: Lewis Marshall <748e1641a368164906d4a0c0e3965345453dcc93@lmars.net>

technosophos/flynn,benbjohnson/flynn,Brandywine2161/flynn,jzila/flynn,tonicbupt/flynn,kgrz/flynn,schatt/flynn,pkdevbox/flynn,technosophos/flynn,lmars/flynn,shads196770/flynn,benbjohnson/flynn,justintung/flynn,justintung/flynn,Brandywine2161/flynn,Brandywine2161/flynn,felixrieseberg/flynn,TribeMedia/flynn,jzila/flynn,TribeMedia/flynn,kgrz/flynn,rikur/flynn,arekkas/flynn,jzila/flynn,lmars/flynn,TribeMedia/flynn,tonicbupt/flynn,felixrieseberg/flynn,whouses/flynn,justintung/flynn,arekkas/flynn,arekkas/flynn,TribeMedia/flynn,shads196770/flynn,Brandywine2161/flynn,benbjohnson/flynn,jzila/flynn,felixrieseberg/flynn,clifff/flynn,josephglanville/flynn,supermario/flynn,rikur/flynn,tonicbupt/flynn,justintung/flynn,flynn/flynn,felixrieseberg/flynn,ozum/flynn,shads196770/flynn,rikur/flynn,flynn/flynn,rikur/flynn,shads196770/flynn,ozum/flynn,GrimDerp/flynn,whouses/flynn,kgrz/flynn,GrimDerp/flynn,clifff/flynn,shads196770/flynn,philiplb/flynn,schatt/flynn,TribeMedia/flynn,justintung/flynn,supermario/flynn,philiplb/flynn,kgrz/flynn,ozum/flynn,shads196770/flynn,philiplb/flynn,arekkas/flynn,GrimDerp/flynn,josephglanville/flynn,kgrz/flynn,josephglanville/flynn,schatt/flynn,ozum/flynn,TribeMedia/flynn,technosophos/flynn,pkdevbox/flynn,felixrieseberg/flynn,schatt/flynn,pkdevbox/flynn,arekkas/flynn,benbjohnson/flynn,flynn/flynn,GrimDerp/flynn,josephglanville/flynn,jzila/flynn,pkdevbox/flynn,clifff/flynn,flynn/flynn,schatt/flynn,rikur/flynn,rikur/flynn,philiplb/flynn,flynn/flynn,supermario/flynn,benbjohnson/flynn,josephglanville/flynn,ozum/flynn,lmars/flynn,GrimDerp/flynn,clifff/flynn,supermario/flynn,lmars/flynn,supermario/flynn,supermario/flynn,clifff/flynn,schatt/flynn,kgrz/flynn,benbjohnson/flynn,technosophos/flynn,tonicbupt/flynn,pkdevbox/flynn,philiplb/flynn,whouses/flynn,ozum/flynn,Brandywine2161/flynn,josephglanville/flynn,whouses/flynn,tonicbupt/flynn,justintung/flynn,lmars/flynn,technosophos/flynn,Brandywine2161/flynn,jzila/flynn,whouses/flynn,GrimDerp/flynn,pkdevbox/flynn,whouses/flynn,clifff/flynn